hi, ellen! hi, ellen! hi, ellen! hi, ellen! we're going on a field trip to china! wow. [ chuckles ] when i was a kid, we -- we would just go to the -- the farm. [ cow moos ] [ laughter ] no, seriously, where are you guys going? ni hao! ni hao! ni hao! ni hao! ni hao! ni hao! ni hao! ni hao! ni hao! ni hao! ni hao! ni hao! [ female announcer ] the new classroom. see it. live it. share it. on the human network. cisco. someone needs to invent crunch-proof headphones. he will be surprised. tim parker, do you remember when you tweeted: does anyone else have to turn up the volume when they eat wheat thins. someone needs to invent crunch-proof headphones. yes. [ brian ] all right, well guess what pal. straight from wheat thins. no way. we're gonna try this, ready? okay. [ crunch ] [ crunch ] it's a success! let's roll! [ brian ] come on boys, who's next? [ male announcer ] the u.s. government may soon require brake override technology on all new cars and trucks. at nissan, we think this is a good idea. so we did it... ...six years ago. [ wind howling ] nissan. innovation